M30 Performance Cylinder Head

Our performance cylinder heads are completely torn down and rebuilt receiving the following:

Cleaning

Pressure testing

Resurfacing

Valve grinding & valve seat grinding

New valve guides

New valve seals & cam seals

New intake & exhaust studs

New rocker arm hardware & eccentrics

New heavy duty rocker locks

New heavy duty rocker arms

Extensive porting & polishing

Our cylinder heads are built to order. Please allow 6-8 weeks production time.

Price INCLUDES a refundable $300 core charge. Once you have received your BimmerHeads cylinder head please re-use our packaging to send your core 885 cylinder head back to us. Once your core has passed our inspection and testing you will be issued a refund.

IMPORTANT: Please specify your cylinder head type in the notes at checkout! We most commonly work with the M30B34 and M30B35 cylinder heads.